Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2020 4 18.  Predictions up to the next  14.0 days:

     Date     Time(METOP-C) METOP-C Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 04/20/2020   08:32:23   ( -81.05, -89.99) 04/20/2020   08:32:51  ( -81.05, -89.92)    1.30                28
 04/20/2020   09:23:02   (  81.08,  78.21) 04/20/2020   09:22:16  (  81.08,  78.11)    1.91                46
 04/23/2020   04:06:46   ( -81.05, -23.50) 04/23/2020   04:07:05  ( -81.05, -23.50)    0.17                19
 04/23/2020   04:57:25   (  81.09, 144.66) 04/23/2020   04:56:30  (  81.08, 144.50)    2.93                55
 04/25/2020   23:41:08   ( -81.06,  42.98) 04/25/2020   23:41:18  ( -81.05,  42.90)    1.70                10
 04/26/2020   00:31:48   (  81.07,-149.28) 04/26/2020   00:30:43  (  81.07,-149.14)    2.57                65
 04/28/2020   18:24:52   (  81.03, -58.49) 04/28/2020   18:26:05  (  81.04, -58.45)    0.93                73
 04/28/2020   19:15:31   ( -81.06, 109.46) 04/28/2020   19:15:31  ( -81.07, 109.62)    3.02                 0
 04/28/2020   20:06:04   (  81.16, -80.23) 04/28/2020   20:04:50  (  81.23, -80.23)    7.39                74
 05/01/2020   13:59:15   (  81.03,   7.92) 05/01/2020   14:00:19  (  81.03,   7.87)    0.90                64